These are our Yanmar 3 Cylinder Industrial diesel engines . All new Yanmar engines come with a 2 year, 2000 hour warranty. Please check out our core return criteria and call us to get the correct build for your machine. You can also fill out a quote form at the bottom of this page with all the information you currently have on your engine and we will reply very shortly with a quote or inquiring about additional info we may need. Refer to this photo of a Yanmar Tag with the Engine Model with its Build list and the Engine Number circled. This is the information we need to get you the correct build for your industrial equipment.